Littelfuse Automotive Sensor Products offer a wide range of sensors for use in monitoring various vehicular functions in the areas of passenger safety, comfort and convenience plus vehicle powertrain, chassis and emission applications.

59140-1-U - 59140 Series

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse.

A miniature flange mount reed sensor occupying only 3.22cm2 (0.500in2) board space with a choice of normally open, normally open high-voltage, normally closed or changeover contacts. Its case design enables screw or adhesive mounting. Wires exit from top right-hand side. Also available with left-hand exit (59141 series). Capable of switching up to 265Vac/300Vdc at 10VA. Available with a range of sensitivity and cable length options. Ideally suited for position and limit sensing, security, window and door alarm systems and linear actuator applications. Functions best with the 57140 or 57141 actuator.

Note: The 57140 and 57141 actuators are sold separately.

Features:

Magnetically-operated proximity sensor

Operates through non-ferrous materials such as wood, plastic or aluminum

Compact size requires only 3.2cm2 board space

Screw-down or adhesive mounting

Customer-defined sensitivity

Choice of cable length and connector

Benefits:

Well suited for usage in high-moisture and contaminated environments

Reed contacts last for millions of operating cycles under micro-controller voltage and current logic-level loads